Redken letter System?

[JosephJunior_]

Jut wondering is anyone able to tell me what the numbers mean I'm Redken, love the colours an wanting to start using them, like 6Gr etc. and what they mean, I'm a Loreal trained colorist an wanting to try new brands
Thanks

 

[persianista]

N is neutral or base .o in l'Oreal
Gb is gold beige or gold base .31 in l'Oreal
T is titanium
B is blue .2 in l'Oreal
G is gold .3 in l'Oreal
C is copper .4 in l'Oreal
R is red .5 in l'Oreal
M is mahogany .6 in l'Oreal
V is violet .1 in l'Oreal
G is green .7 in l'Oreal

 

[JosephJunior_]

Thanks heaps, I mainly want to know so I know the sister company colors and are formilliar with them, and redken colors are true and come out so rich,
Oh and thanks for the reply but you got the Loreal reflects wrong lol
.1 ash/blue
2. Violet/irridecent
3. Gold
.4 copper
.5 mahogany
.6 red
.7 metallic/ green